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Towards zero liquid discharge in hemodialysis. Possible issues
Faissal Tarrass1, Omar Benjelloun1, Meryem Benjelloun1
1Center of Hemodialysis 2 Mars, Casablanca, Morocco.
Nefrologia
|September 27, 2022
Summary
Hemodialysis facilities are exploring Zero Liquid Discharge (ZLD) to recycle wastewater, driven by resource scarcity and regulations. This approach integrates waste outputs with water and energy inputs for sustainability.
Area of Science:
- Environmental Engineering
- Water Treatment Technologies
- Renal Care Sustainability
Background:
- Increasing water and energy scarcity impacts hemodialysis operations.
- Stricter regulations on wastewater discharge necessitate innovative solutions.
- Current hemodialysis practices generate significant wastewater, posing environmental challenges.
Purpose of the Study:
- To explore treatment methods for hemodialysis wastewater.
- To achieve Zero Liquid Discharge (ZLD) conditions in hemodialysis facilities.
- To promote an integrated approach connecting facility outputs to inputs.
Main Methods:
- Review of existing and emerging wastewater treatment technologies.
- Analysis of process integration for water and energy recovery.
- Evaluation of Zero Liquid Discharge (ZLD) principles applied to hemodialysis effluent.
Main Results:
- Identification of viable treatment pathways for hemodialysis wastewater.
- Demonstration of ZLD's potential for resource recovery and cost savings.
- Highlighting environmental benefits of wastewater recycling in hemodialysis.
Conclusions:
- Zero Liquid Discharge (ZLD) offers a sustainable model for hemodialysis wastewater management.
- Integrated wastewater treatment is crucial for resource conservation and regulatory compliance.
- Implementing ZLD can significantly reduce the environmental footprint of hemodialysis facilities.
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